Power grinder



FIG. 1 is a perspective view of a power grinder, according to the present design;

FIG. 2 is a front view of the power grinder of FIG. 1;

FIG. 3 is a rear view of the power grinder of FIG. 1;

FIG. 4 is a top view of the power grinder of FIG. 1;

FIG. 5 is a bottom view of the power grinder of FIG. 1;

FIG. 6 is a left side view of the power grinder of FIG. 1; and,

FIG. 7 is a right side view of the power grinder of FIG. 1.

The broken lines show portions of a power grinder which form no part of the claimed design. 

CLAIM The ornamental design for a power grinder, as shown and described. 